Astatine - symbol At - chemical element of the periodic table
Palabras clave
astatine,
at,
85,
periodic table,
system,
metal,
atom,
atomic,
chemistry,
physics,
earth,
education,
isotope,
substance,
educational,
element,
glossy,
graphic,
illustration,
massa,
matter,
name,
school,
science,
signs,
symbol,
weight,
design,
poster,
three-dimensional,
glasses,
pink,
billboard,
laboratory,
laboratory,
technology